41. The results, they add, suggest a reduced possibility of the feared massive collapse of the ice field . 42. This medial moraine is collected from the ice of three large ice fields , which all run together. 43. He was stationed in Holland artillery gun at the Chalet at Columbia Ice Fields on April 1944. 44. In past years it remained year round, but the modern ice field tends to disappear by September. 45. The unnamed ice field in the range also feeds many glaciers including the Davidson and Rainbow Glaciers. 46. The ice field reaches several meters thick by the end of winter, and is several kilometers long. 47. The world is committed to glaciation when the ice fields alone reflect enough sunlight to ensure cooling ." 48. The flow extends from the Bagley Ice Field in Canada and runs through Wrangell-St . Elias National Park. 49. When they arrived at the ice field , my uncle explained that the worms are delicious when eaten raw. 50. To glaciologists, the high ice fields are the star witnesses in the complicated debate about global climate change.